Open WebUI: Any authenticated user can reach the Azure platform channel via server-side web fetch

SummaryOpen WebUI fetches user-supplied URLs on the server for RAG URL ingestion and web search, and screens the resolved addresses so internal destinations cannot be reached. That screen decided whether a destination was external by asking Python's standard library whether the address is globall...

EUVD-2026-75187

Open WebUI: Server-side fetches reach blocked and internal hosts via unvalidated HTTP redirect targets...

CVE-2026-88001

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.5 until 0.11.1, server-side web fetches did not reapply WEBFETCHFILTERLIST or private-address controls to HTTP redirect destinations when AIOHTTPCLIENTALLOWREDIRECTS was enabled. An authenticated user...

CVE-2026-87999

Open WebUI (a self-hosted AI platform) had a server-side request forgery (SSRF) vulnerability in backend/open_webui/retrieval/web/utils.py, affecting the POST /api/v1/retrieval/process/web and POST /api/v1/retrieval/process/web/search endpoints. The root cause was that Python's globally routable ...

CVE-2026-87999 Open WebUI: Any authenticated user can reach the Azure platform channel via server-side web fetch

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.11.1, POST /api/v1/retrieval/process/web and POST /api/v1/retrieval/process/web/search in backend/openwebui/retrieval/web/utils.py treated Python's globally routable address classification as proof th...

PT-2026-83086

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.8.1 Description Server-side request forgery SSRF exists in the http request and web fetch agent tools. The issue occurs because DNS resolution is performed only during the guard phase without validating the resolutio...

Open WebUI: `WEB_FETCH_FILTER_LIST` host allow/block filter bypassable via URL path and non-label-boundary matching

SummaryThe administrator-configured WEBFETCHFILTERLIST the allow/block list applied to server-side web fetches: RAG URL ingestion, URL-to-markdown, web-search content fetch matches hostnames incorrectly, so the filter can be bypassed. Detailsisstringallowed backend/openwebui/utils/misc.py matches...

PYSEC-2026-3603 Open WebUI: `WEB_FETCH_FILTER_LIST` host allow/block filter bypassable via URL path and non-label-boundary matching

Summary The administrator-configured WEBFETCHFILTERLIST the allow/block list applied to server-side web fetches: RAG URL ingestion, URL-to-markdown, web-search content fetch matches hostnames incorrectly, so the filter can be bypassed. Details isstringallowed backend/openwebui/utils/misc.py match...

PYSEC-2026-3580 Nanobot contains a server-side request forgery vulnerability in the web_fetch tool

Nanobot prior to version 0.2.1 contains a server-side request forgery vulnerability in the webfetch tool that allows remote attackers to reach internal or private network hosts by supplying a URL that redirects to a loopback or private address via a 3xx Location header. Attackers can exploit the...

EUVD-2026-42633

Open WebUI: WEBFETCHFILTERLIST host allow/block filter bypassable via URL path and non-label-boundary matching...

GHSA-QG3F-8X3J-GGF2 Open WebUI: `WEB_FETCH_FILTER_LIST` host allow/block filter bypassable via URL path and non-label-boundary matching

Summary The administrator-configured WEBFETCHFILTERLIST the allow/block list applied to server-side web fetches: RAG URL ingestion, URL-to-markdown, web-search content fetch matches hostnames incorrectly, so the filter can be bypassed. Details isstringallowed backend/openwebui/utils/misc.py match...

CVE-2026-63313

9Router before 0.4.72 contains a server-side request forgery SSRF vulnerability in the /v1/web/fetch endpoint. The endpoint accepts a user-controlled url parameter and passes it to a configured external scraping provider Firecrawl, Jina Reader, Tavily, or Exa to fetch content. The URL is only...

CVE-2026-63313 9Router before 0.4.72 Server-Side Request Forgery via /v1/web/fetch

9Router before 0.4.72 contains a server-side request forgery SSRF vulnerability in the /v1/web/fetch endpoint. The endpoint accepts a user-controlled url parameter and passes it to a configured external scraping provider Firecrawl, Jina Reader, Tavily, or Exa to fetch content. The URL is only...

CVE-2026-63313 9Router before 0.4.72 Server-Side Request Forgery via /v1/web/fetch

9Router before 0.4.72 contains a server-side request forgery SSRF vulnerability in the /v1/web/fetch endpoint. The endpoint accepts a user-controlled url parameter and passes it to a configured external scraping provider Firecrawl, Jina Reader, Tavily, or Exa to fetch content. The URL is only...

CVE-2026-63313

9Router before 0.4.72 contains a server-side request forgery SSRF vulnerability in the /v1/web/fetch endpoint. The endpoint accepts a user-controlled url parameter and passes it to a configured external scraping provider Firecrawl, Jina Reader, Tavily, or Exa to fetch content. The URL is only...

CVE-2026-63313

9Router before 0.4.72 is affected by a server-side request forgery (SSRF) in the /v1/web/fetch endpoint. The endpoint accepts a user-supplied url and passes it to an external scraping provider (Firecrawl, Jina Reader, Tavily, or Exa). Validation only checks syntactic correctness via new URL(), wi...

CVE-2026-63313: Server-Side Request Forgery (SSRF)

9Router before 0.4.72 contains a server-side request forgery SSRF vulnerability in the /v1/web/fetch endpoint. The endpoint accepts a user-controlled url parameter and passes it to a configured external scraping provider Firecrawl, Jina Reader, Tavily, or Exa to fetch content. The URL is only...

CVE-2026-47395

PraisonAI is a multi-agent teams system. Prior to version 4.6.40 of PraisonAI, corresponding to version 1.6.40 of praisonaiagents, PraisonAI's direct-prompt CLI automatically expands @url: mentions in raw prompt text before agent execution begins. If a prompt contains @url:, the CLI calls...

EUVD-2026-45407

A weakness has been identified in Sipeed PicoClaw up to 0.2.9. Impacted is the function isPrivateOrRestrictedIP of the file pkg/tools/integration/web.go of the component webfetch. This manipulation causes server-side request forgery. The attack can be initiated remotely. The exploit has been made...

CVE-2026-16196

A weakness has been identified in Sipeed PicoClaw up to 0.2.9. Impacted is the function isPrivateOrRestrictedIP of the file pkg/tools/integration/web.go of the component webfetch. This manipulation causes server-side request forgery. The attack can be initiated remotely. The exploit has been made...